photochromic lens


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pho·to·chro·mic lens

a light-sensitive spectacle lens that reduces light transmission in sunlight and increases transmission in reduced light.

pho·to·chro·mic lens

(fō'tō-krōm'ik lenz)
A light-sensitive spectacle lens that reduces light transmission in sunlight and increases transmission in reduced light.
References in periodicals archive ?
Some window glass tints automatically, just like photochromic lens for eyeglasses.
Shanghai, China, October 21, 2016 --(PR.com)-- WeeTect has developed anti-fog photochromic lens with anti-fog coating to serve the increasing high end photochromic sunglass market.
NeoContrast has applications which include conventional dyed lens, photochromic lens, and polarized lenses to boost vividness without glare.
KIT OF THE WEEK JULBO TITAN OTG SKI GOGGLES Smart-thinking Julbo have designed their TITAN OTG ski goggles with a photochromic lens.
20 May 2014 - Japanese chemical manufacturer Mitsui Chemicals Inc (TYO:4183) said today it had purchased the SunSensors photochromic lens material business of US technology corporation Corning Incorporated (NYSE:GLW) for an unspecified amount.
"For military and tactical operators, faster photochromic lens change means enhanced visual performance when it's most needed--in dynamic environments," said Jonathan Blanshay, Revision CEO.
We developed Transitions, a photochromic lens that is clear indoors and turns sunglass-dark outdoors.
Through the acquisition, Mitsui Chemicals moves to bolster its world-class ophthalmic lens material business while breaking into the rapidly growing global photochromic lens market.
Commenting on the transaction, Hubert Sagnieres, Essilor s Chairman and Chief Executive Officer, said: This agreement marks the start of a new phase of growth for Transitions Optical, which Essilor and PPG have turned into a leader in photochromic lens products.